Current limiting circuit
A circuit and current-limiting module technology, which is applied in the direction of adjusting electrical variables, control/regulation systems, instruments, etc., can solve the problems of large power consumption and high conduction resistance of current-limiting circuits, so as to improve accuracy, improve response speed, increase range effect
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[0038] The making and using of the embodiments of the present application are discussed in detail below. It should be appreciated, however, that the present invention provides many possible innovative concepts that can be embodied in a wide variety of specific contexts. The specific embodiments discussed are merely illustrative of specific ways to make and use the application, and do not limit the scope of the application.
[0039] In the current limiting circuit presented below, a PMOS high-side power transistor is used as an example for description. Based on the content introduced in this application, those of ordinary skill in the art can understand how to use transistors of complementary types to construct a current limiting circuit.
[0040] Figure 4 Shown is a current limiting circuit 100 according to one embodiment of the application. The circuit 100 may include a current sensor 20 , a low gain current limiting module 30 and / or a high gain current limiting module 40...
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